(#2157) Remove facter_dot_d for compatibility with external facts
(#2157) Remove facter_dot_d for compatibility with external facts

Since external facts does the same thing as facts_dot_d (except
allow ttl for external facts and allow some Windows executable
external facts), and external facts is the prefered solution,
remove facts_dot_d in the next major relase of stdlib.

puppetlabs/puppetlabs-stdlib,fuel-infra/puppetlabs-stdlib,jbondpdx/puppetlabs-stdlib,HelenCampbell/puppetlabs-stdlib,yadavnikhil/puppetlabs-stdlib,DavidS/puppetlabs-stdlib